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Technical Data Sheet
PartsTable / COMPONENT / N406P2
N406P2 ✓ Verified by PartsTable
— · NUT WASHER
WHAT YOU NEED TO KNOW
Match nut grade to bolt grade for full strength Lock nuts prevent loosening under vibration
Don't mix grades — weakens the joint
PRODUCT OVERVIEW

The WASHER,LOCK is a the manufacturer industrial component. Key specifications include hole_diameter: 0.088 INCHES MINIMUM AND 0.094 INCHES MAXIMUM IN, hardness_rating: 35.0 ROCKWELL C MINIMUM AND 43.0 ROCKWELL C MAXIMUM, outside_diameter: 0.135 INCHES MAXIMUM IN, style_designator: SPLIT HELICAL-RIGHT HAND, surface_treatment: PASSIVATE OVERALL, material_thickness: 0.020 INCHES MINIMUM IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-01-023-6132, indicating validated use in U.S.

government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels. Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
N406P2
NSN: 5310-01-023-6132
FSC: 5310
CAGE: 09172 — GENERAL ELECTRIC CO MATERIALS INFORMATION SERVICES (USA)
SPECIFICATIONS
hole_diameter0.088 INCHES MINIMUM AND 0.094 INCHES MAXIMUM IN
hardness_rating35.0 ROCKWELL C MINIMUM AND 43.0 ROCKWELL C MAXIMUM
outside_diameter0.135 INCHES MAXIMUM IN
style_designatorSPLIT HELICAL-RIGHT HAND
surface_treatmentPASSIVATE OVERALL
material_thickness0.020 INCHES MINIMUM IN
material_document_and_classification66 FED STD ALL MATERIAL RESPONSES OVERALL
surface_treatment_document_and_classificationQQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
NSN5310-01-023-6132
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: N406P2 · OEM ⚠ VERIFY BEFORE ORDERING Grade matters for torque spec — don't mix grades. A Grade 5 nut on a Grade 8 bolt weakens the joint. Lock nuts, wing nuts, and castle nuts are NOT interchangeable with standard hex ✓ BROKER TIP Match nut to bolt thread class and material. Stainless bolt + zinc nut = galvanic corrosion. Always verify finish matches (plain, zinc, hot-dip galvanized) PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
OUTSIDE DIAMETER: 0.135 INCHES MAXIMUM IN
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
•
MATERIAL: STEEL COMP 301 OR STEEL COMP 302 OR STEEL COMP 303 OR STEEL COMP 303SE OR STEEL COMP 304 OR STEEL COMP 304L OR STEEL COMP 305 OR STEEL COMP 308 OR STEEL COMP 309 OR STEEL COMP 309S OR STEEL COMP 310 OR STEEL COMP 310S OR STEEL COMP 314 OR STEEL COMP 316 OR STEEL COMP 316L OR STEEL COMP 317 OR STEEL COMP 321 OR STEEL COMP 347 OR STEEL COMP 348 OR STEEL COMP 385 OR STEEL COMP 384 OVERALL
•
HOLE DIAMETER: 0.088 INCHES MINIMUM AND 0.094 INCHES MAXIMUM IN
•
STYLE DESIGNATOR: SPLIT HELICAL-RIGHT HAND
•
SURFACE TREATMENT: PASSIVATE OVERALL
•
MATERIAL DOCUMENT AND CLASSIFICATION: 66 FED STD ALL MATERIAL RESPONSES OVERALL
•
MATERIAL THICKNESS: 0.020 INCHES MINIMUM IN
TECHNICAL CHARACTERISTICS (FLIS)
OUTSIDE DIAMETER0.135 INCHES MAXIMUM IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
MATERIALSTEEL COMP 301 OR STEEL COMP 302 OR STEEL COMP 303 OR STEEL COMP 303SE OR STEEL COMP 304 OR STEEL COMP 304L OR STEEL COMP 305 OR STEEL COMP 308 OR STEEL COMP 309 OR STEEL COMP 309S OR STEEL COMP 310 OR STEEL COMP 310S OR STEEL COMP 314 OR STEEL COMP 316 OR STEEL COMP 316L OR STEEL COMP 317 OR STEEL COMP 321 OR STEEL COMP 347 OR STEEL COMP 348 OR STEEL COMP 385 OR STEEL COMP 384 OVERALL
HOLE DIAMETER0.088 INCHES MINIMUM AND 0.094 INCHES MAXIMUM IN
STYLE DESIGNATORSPLIT HELICAL-RIGHT HAND
SURFACE TREATMENTPASSIVATE OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION66 FED STD ALL MATERIAL RESPONSES OVERALL
MATERIAL THICKNESS0.020 INCHES MINIMUM IN
HARDNESS RATING35.0 ROCKWELL C MINIMUM AND 43.0 ROCKWELL C MAXIMUM
VERIFIED SUBSTITUTES & CROSS-REFERENCES 19
54-10008Interchangeable
interchangeable cross-reference
interchangeable
53108Interchangeable
interchangeable cross-reference
interchangeable
CC82Interchangeable
interchangeable cross-reference
interchangeable
440287Interchangeable
interchangeable cross-reference
interchangeable
43-13970Interchangeable
interchangeable cross-reference
interchangeable
40-13970Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is N406P2?
N406P2 is a WASHER,LOCK.
What parts can replace N406P2?
There are 19 known substitutes for N406P2: 54-10008, 53108, CC82 and 16 more. Substitute compatibility should be verified for your specific system.
Is N406P2 still available?
N406P2 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026